Why the third launch of SpaceX’s Falcon Heavy rocket has the highest stakes yet

The third flight of SpaceX’s Falcon Heavy is set for this evening, and this launch is perhaps the most important one yet for the powerful rocket. The Falcon Heavy will be flying a mission for the Air Force known as STP-2 that’s ultimately meant to certify the vehicle as capable of launching future national security missions. If all goes well, the launch could help solidify the Falcon Heavy as a dependable rocket for the Department of Defense and potentially position SpaceX as a go-to